This kickstart shaft is a high-quality replacement for Polaris Sportsman, Scrambler, and Predator models with 50cc and 90cc engines. Designed to meet or exceed OEM standards, it ensures reliable performance and durability for two-stroke engines. Not compatible with four-stroke models.Features: High-quality steel construction for strength and durability. Direct OEM replacement for a precise fit. Compatible with various Polaris two-stroke ATVs. Specifications: Material: Steel. Includes: Kickstart and shaft components. Cross-Reference OEM Part Numbers: 0450183 0450569 Assemblies Where 0450184 Is Used:Polaris (ATV) OUTLAW 50 (2008-2019) OUTLAW 50 INTL (2010) PREDATOR 50 (2004-2007) SCRAMBLER 50 (2001-2003) OUTLAW 90 (2007-2014; 2016) PREDATOR 90 (2003-2006) SCRAMBLER 90 (2001-2003) SCRAMBLER 90X (2002) SPORTSMAN 90 (2001-2014; 2016) Cross reference numbers ONLY. 650188 634466 0450184